#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
int main()
{
	int a = 0;
	scanf("%d",&a);
	printf("%d\n", a);
	printf("hello world\n");
	printf("hehe\n");
	/*printf("%zd\n", sizeof(char));
	printf("%zd\n", sizeof(short));
	printf("%zd\n", sizeof(int));
	printf("%zd\n", sizeof(long));
	printf("%zd\n", sizeof(long long));
	printf("%zd\n", sizeof(float));
	printf("%zd\n", sizeof(double));*/
	/*float x, y;
	scanf_s("%f", &x);
	if (x < 0)
		y = x;
	else if (x >= 0 && x < 1)
		y = 2 * x + 6;
	else
		y = 8 * x - 9;
	printf( "%f\n", y);*/
	return 0;
}